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US3413229A
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US
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Polyvinyl alcohol compositions
Assignee: MONO SOL DIVISION BALDWIN MONT
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Filing: 1967-11-13
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Granted: 1968-11-26
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Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas S Bianco
- 👤 Edouard M Kratz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:08
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/04; C11D17/041; C11D17/042; C11D17/044; C08; C08K; C08K5/00; C08K5/04; C08K5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2850471A
Cited
US2990398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |